Zener Diode Chip Series
CD4678 thru CD4717
Features
•
•
•
•
•
All junctions completely protected with silicon dioxide
Electrically equvalent to IN4678 thru IN4717
0.5 Watt capability with proper heat sinking
50
μA
low operating current Zener Diodes
Compatible with all wire bonding and die attach
techniques with the exception of solder reflow
Maximum Ratings
Operating Temperature:
Storage Temperature:
-65°C to +175°C
-65°C to +175°C
Forward Voltage @ 200mA: 1.5 volts maximum
Electrical Specifications @ +25 ºC (Unless Otherwise Specified)
CDI
TYPE
NUMBER
(NOTE 1)
CD4678
CD4679
CD4680
CD4681
CD4682
CD4683
CD4684
CD4685
CD4686
CD4687
CD4688
CD4689
CD4690
CD4691
CD4692
CD4693
CD4694
CD4695
CD4696
CD4697
CD4698
CD4699
CD4700
CD4701
CD4702
CD4703
CD4704
CD4705
CD4706
CD4707
CD4708
CD4709
CD4710
CD4711
CD4712
CD4713
CD4714
CD4715
CD4716
CD4717
NOMINAL
ZENER
VOLTAGE
VZ
(NOTE 3)
VOLTS
1.8
2.0
2.2
2.4
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
8.7
9.1
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
19.0
20.0
22.0
24.0
25.0
27.0
28.0
30.0
33.0
36.0
39.0
43.0
μA
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
ZENER
TEST
CURRENT
l ZT
MAXIMUM
VOLTAGE
REGULATION
Z
(NOTE 2)
VOLTS
0.70
0.70
0.75
0.80
0.80
0.90
0.95
0.95
0.97
0.99
0.99
0.97
0.96
0.95
0.90
0.75
0.50
0.10
0.08
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
0.18
0.19
0.20
0.22
0.24
0.25
0.27
0.28
0.30
0.33
0.36
0.39
0.43
μA
7.5
5.0
4.0
2.0
1.0
0.8
7.5
7.5
5.0
4.0
10.0
10.0
10.0
10.0
10.0
10.0
1.0
1.0
1.0
1.0
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
VOLTS
1.0
1.0
1.0
1.0
1.0
1.0
1.5
2.0
2.0
2.0
3.0
3.0
4.0
5.0
5.1
5.7
6.2
6.6
6.9
7.6
8.4
9.1
9.8
10.6
11.4
12.1
12.9
13.6
14.4
15.2
16.7
18.2
19.0
20.4
21.2
22.8
25.0
27.3
29.8
32.6
3V
MAXIMUM
MAXIMUM REVERSE
lR @ VR
MAXIMUM
DC ZENER
CURRENT
l ZM
mA
120.0
110.0
100.0
90.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
50.0
45.0
35.0
31.8
29.0
27.4
26.2
24.8
21.6
20.4
19.0
17.5
16.3
15.4
14.5
13.2
12.5
11.9
10.8
9.9
9.5
8.8
8.5
7.9
7.2
6.6
6.1
5.5
NOTE 1
NOTE 2
NOTE 3
The JEDEC type numbers shown above have a standard tolerance of ± 5 % oF the nominal Zener voltage. VZ is
measured with the diode in thermal equilibrium at 25 °C ± 3 °C
VZ @ 100 "A minus VZ @ 10
μA.
Zener voltage is read using a pulse measurement, 10 milliseconds maximum.
Revision Date: 3/11/2014
1
CD4678 thru CD4717
Outline Drawing
DESIGN DATA
METALLIZATION:
Anode
AL THICKNESS:
GOLD THICKNESS:
CHIP THICKNESS:
Top:
Back:
(Anode) Al
(Cathode) Au
25,000 Å Minimum
4,000 Å Minimum
10 Mils
CIRCUIT LAYOUT DATA: For Zener operation, cathode must
be operated positive with respect to anode.
Graphs
1000
500
400
300
200
ZENER IMPEDANCE ZZT (OHMS)
3.
3
VO
Pd, Rated Power
Dissipation (mW)
LT
600
500
400
300
200
100
0
0
25
50
75
100
125
150
175
200
27
100
VO
LT
1
5.
L
VO
T
50
40
30
20
11
VO
LT
TA, Ambient temperature (C°)
POWER DERATING CURVE
6.2
VO
10
5
4
3
2
LT
1
.1
.2 .3 .4 .5
1
2 5
10
20
OPERATING CURRENT lZT (mA)
30 40
50
100
ZENER IMPEDANCE VS. OPERATING CURRENT
Aeroflex / Metelics, Inc.
975 Stewart Drive,
Sunnyvale, CA 94085
Tel: (408) 737-8181
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Sales: 888-641-SEMI (7364)
Hi-Rel Components
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Lawrence, MA 01840
Tel: (603) 641-3800
Fax: (978) 683-3264
www.aeroflex.com/metelics-hirelcomponents
54 Grenier Field Road,
Londonderry, NH 03053
Tel: (603) 641-3800
Fax: (603)-641-3500
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Aeroflex / Metelics, Inc. reserves the right to make changes to any products and services
herein at any time without notice. Consult Aeroflex or an authorized sales representative to
verify that the information in this data sheet is current before using this product. Aeroflex
does not assume any responsibility or liability arising out of the application or use of any
product or service described herein, except as expressly agreed to in writing by Aeroflex;
nor does the purchase, lease, or use of a product or service from Aeroflex convey a license
under any patent rights, copyrights, trademark rights, or any other of the intellectual rights
of Aeroflex or of third parties.
Copyright 2011 Aeroflex / Metelics. All rights reserved.
Revision Date: 3/11/2014
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